ESP8266 DUAL DISPLAY MONITOR
NodeMCU v2 + SSD1306 OLED + ST7789 TFT
WEATHER
SYSTEM
ST7789 TFT 240x240
Seoul Weather
Cloud
-0.2
'C
overcast clouds
Feel
-3.1'C
Hum
72%
Wind
2.3m/s
hPa
1025
ESP8266 Info
ID
86B1C7
CPU
80 MHz
ROM
4096 KB
HEAP
38KB
54% used
WiFi
-42dBm
UP
2h 15m 30s
SSD1306 OLED 128x64
15:42:30
2026-02-16
WiFi: -42dBm
IP:192.168.0.111
Upd: 125s ago
SSID:MY_WIFI
IP: 192.168.0.111
MAC:48:3F:DA:86:B1:C7
Heap: 38KB free
Up: 2h 15m 30s
30s auto rotation
MCU
Chip
ESP8266EX
Board
NodeMCU v2
CPU
80MHz
RAM
80KB
Flash
4MB
DISPLAYS
TFT
ST7789 240x240
TFT SPI
SW (D1,D2,D3,D4,D8)
OLED
SSD1306 128x64
OLED I2C
D5,D6 (0x3C)
CONNECTIONS
WiFi
config.h
API
OpenWeatherMap
NTP
pool.ntp.org
Power
USB-C (5V)